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3925272 = 2331323547
BaseRepresentation
bin1110111110010100011000
321101102110110
432332110120
52001102042
6220044320
745235641
oct16762430
97342413
103925272
11224112a
1213936a0
13a75860
147426c8
1552809c
hex3be518

3925272 has 64 divisors (see below), whose sum is σ = 11047680. Its totient is φ = 1153152.

The previous prime is 3925261. The next prime is 3925277. The reversal of 3925272 is 2725293.

It is a happy number.

It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3925277) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6903 + ... + 7449.

It is an arithmetic number, because the mean of its divisors is an integer number (172620).

Almost surely, 23925272 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3925272, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5523840).

3925272 is an abundant number, since it is smaller than the sum of its proper divisors (7122408).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3925272 is a wasteful number, since it uses less digits than its factorization.

3925272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 592 (or 588 counting only the distinct ones).

The product of its digits is 7560, while the sum is 30.

The square root of 3925272 is about 1981.2299210339. The cubic root of 3925272 is about 157.7453570597.

The spelling of 3925272 in words is "three million, nine hundred twenty-five thousand, two hundred seventy-two".

Divisors: 1 2 3 4 6 8 12 13 23 24 26 39 46 52 69 78 92 104 138 156 184 276 299 312 547 552 598 897 1094 1196 1641 1794 2188 2392 3282 3588 4376 6564 7111 7176 12581 13128 14222 21333 25162 28444 37743 42666 50324 56888 75486 85332 100648 150972 163553 170664 301944 327106 490659 654212 981318 1308424 1962636 3925272